1 /* $OpenBSD: play.c,v 1.5 2009/10/27 23:59:27 deraadt Exp $ */ 2 /* $NetBSD: play.c,v 1.3 1995/04/22 10:59:18 cgd Exp $ */ 3 4 /* 5 * Copyright (c) 1980, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #include <stdio.h> 34 #include <setjmp.h> 35 #include "trek.h" 36 #include "getpar.h" 37 38 /* 39 ** INSTRUCTION READ AND MAIN PLAY LOOP 40 ** 41 ** Well folks, this is it. Here we have the guts of the game. 42 ** This routine executes moves. It sets up per-move variables, 43 ** gets the command, and executes the command. After the command, 44 ** it calls events() to use up time, attack() to have Klingons 45 ** attack if the move was not free, and checkcond() to check up 46 ** on how we are doing after the move. 47 */ 48 49 const struct cvntab Comtab[] = 50 { 51 { "abandon", "", abandon, 0 }, 52 { "ca", "pture", capture, 0 }, 53 { "cl", "oak", shield, -1 }, 54 { "c", "omputer", computer, 0 }, 55 { "da", "mages", dcrept, 0 }, 56 { "destruct", "", destruct, 0 }, 57 { "do", "ck", dock, 0 }, 58 { "help", "", help, 0 }, 59 { "i", "mpulse", impulse, 0 }, 60 { "l", "rscan", lrscan, 0 }, 61 { "m", "ove", dowarp, 0 }, 62 { "p", "hasers", phaser, 0 }, 63 { "ram", "", dowarp, 1 }, 64 { "dump", "", dumpgame, 0 }, 65 { "r", "est", rest, 0 }, 66 { "sh", "ield", shield, 0 }, 67 { "s", "rscan", srscan, 0 }, 68 { "st", "atus", srscan, -1 }, 69 { "terminate", "", myreset, 0 }, 70 { "t", "orpedo", torped, 0 }, 71 { "u", "ndock", undock, 0 }, 72 { "v", "isual", visual, 0 }, 73 { "w", "arp", setwarp, 0 }, 74 { NULL, NULL, NULL, 0 } 75 }; 76 77 void 78 myreset(v) 79 int v; 80 { 81 extern jmp_buf env; 82 83 longjmp(env, 1); 84 } 85 86 void 87 play() 88 { 89 const struct cvntab *r; 90 91 while (1) 92 { 93 Move.free = 1; 94 Move.time = 0.0; 95 Move.shldchg = 0; 96 Move.newquad = 0; 97 Move.resting = 0; 98 skiptonl(0); 99 r = getcodpar("\nCommand", Comtab); 100 (*r->value)(r->value2); 101 events(0); 102 attack(0); 103 checkcond(); 104 } 105 } 106